---
title: MIDIDeviceRef
framework: coremidi
role: symbol
role_heading: Type Alias
path: coremidi/midideviceref
---

# MIDIDeviceRef

A MIDI device that contains entities.

## Declaration

```swift
typealias MIDIDeviceRef = MIDIObjectRef
```

## Discussion

Discussion A device object derives from MIDIObjectRef. It doesn’t have an owning object.

## See Also

### Managing Device Lifecyle

- [MIDIDeviceCreate(_:_:_:_:_:)](coremidi/mididevicecreate(_:_:_:_:_:).md)
- [MIDIDeviceDispose(_:)](coremidi/mididevicedispose(_:).md)